2992438312 has 16 divisors (see below), whose sum is σ = 5804298900. Its totient is φ = 1444625280.

The previous prime is 2992438303. The next prime is 2992438313. The reversal of 2992438312 is 2138342992.

2992438312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2745131236 + 247307076 = 52394^2 + 15726^2 .

It is a super-2 number, since 2×2992438312² = 17909374102250818688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2992438313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6448989 + ... + 6449452.

Almost surely, 2^2992438312 is an apocalyptic number.

It is an amenable number.

2992438312 is a deficient number, since it is larger than the sum of its proper divisors (2811860588).

2992438312 is a wasteful number, since it uses less digits than its factorization.

2992438312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12898476 (or 12898472 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 2992438312 is about 54703.1837464695. The cubic root of 2992438312 is about 1441.0367906326.

The spelling of 2992438312 in words is "two billion, nine hundred ninety-two million, four hundred thirty-eight thousand, three hundred twelve".